Matte Acrylic Shower Surround Stain Remover & Protective Sealant Kit

The user has a new matte acrylic shower surround that stains and holds soap scum easily. They've tried common cleaners and manufacturer-recommended products without success. There's a clear need for a specialized, highly effective cleaning solution for matte acrylic surfaces, and a durable protective sealant to prevent future staining and soap scum buildup, as the current market offerings are failing them and the manufacturer provided no helpful suggestions.